cbfstool: Show current FMAP region in print

In case multiple FMAP regions are specified, print the FMAP name.
Useful if VBOOT is enabled and multiple CBFS are printed.

Change-Id: Id6f29ebeda8a9bde6dfe39362e0f2a5e33c86b26
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/26862
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

util/cbfstool/cbfstool.c

@@ -1072,8 +1072,10 @@ static int cbfs_print(void)
 		return 1;
 	if (param.machine_parseable)
 		return cbfs_print_parseable_directory(&image);
-	else
+	else {
+		printf("FMAP REGION: %s\n", param.region_name);
 		return cbfs_print_directory(&image);
+	}
 }
 
 static int cbfs_extract(void)